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/***************************************************************************
window.h
-------------------
begin : Thu Jul 04 2002
copyright : (C) 2002 - 2012 by Roland Riegel
email : feedback@roland-riegel.de
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef WINDOW_H
#define WINDOW_H
#include <ostream>
#include <streambuf>
#include <string>
#include <curses.h>
#undef clear
#undef erase
#undef refresh
class Form;
class Window
{
public:
class WindowStreamBuf : public std::basic_streambuf<char>
{
public:
WindowStreamBuf(Window& window);
~WindowStreamBuf();
protected:
std::streamsize xsputn(const char_type* str, std::streamsize n);
int_type overflow(int_type c = traits_type::eof());
private:
Window& m_window;
};
class WindowStream : public std::basic_ostream<char>
{
public:
WindowStream(Window& window);
~WindowStream();
};
Window();
virtual ~Window();
// create window and display it
virtual void show(int x, int y, int width, int height);
// hide window and destroy it
virtual void hide();
// is the window currently visible?
virtual bool isVisible();
// refresh window
virtual void refresh();
// clear the content of the window
virtual void clear();
// move and resize window
virtual void resize(int x, int y, int width, int height);
// return current window width
virtual int getWidth();
// return current window height
virtual int getHeight();
// return current distance to left screen edge
virtual int getLeft();
// return current distance to top screen edge
virtual int getTop();
// return current cursor position on the x-axis
virtual int getX();
// return current cursor position on the y-axis
virtual int getY();
// set current cursor x position
virtual void setX(int new_x);
// set current cursor y position
virtual void setY(int new_y);
// set current cursor position
virtual void setXY(int new_x, int new_y);
// print some text to the window
virtual void print(const std::string& text, int new_x = -1, int new_y = -1);
// print a char to the window
virtual void print(char text, int new_x = -1, int new_y = -1);
// print via stream to the window
virtual WindowStream& print(int x = -1, int y = -1);
protected:
friend class SubWindow;
friend class Form;
bool m_visible;
WINDOW* m_window;
WindowStream m_stream;
};
class SubWindow : public Window
{
public:
SubWindow( Window* parent );
~SubWindow();
// return parent window
Window* getParent();
// create window and display it
virtual void show(int x, int y, int width, int height);
private:
friend class Form;
Window* m_parent;
};
#endif
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